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Remove obsolete wrappers for 64-bit loads/stores which were only used by the

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removed (r342255) SiByte port.

Reviewed by:	imp
This commit is contained in:
Juli Mallett 2019-03-16 06:09:45 +00:00
parent 0004c28dda
commit ce92b1bf56
2 changed files with 2 additions and 85 deletions
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12
sys/mips/include/cpufunc.h
View File

@ -371,27 +371,19 @@ get_intr_mask(void)
return (mips_rd_status() & MIPS_SR_INT_MASK);
}
#if defined(__GNUC__) && !defined(__mips_o32)
#define mips3_ld(a) (*(const volatile uint64_t *)(a))
#define mips3_sd(a, v) (*(volatile uint64_t *)(a) = (v))
#else
uint64_t mips3_ld(volatile uint64_t *va);
void mips3_sd(volatile uint64_t *, uint64_t);
#endif /* __GNUC__ */
#endif /* _KERNEL */
#define readb(va) (*(volatile uint8_t *) (va))
#define readw(va) (*(volatile uint16_t *) (va))
#define readl(va) (*(volatile uint32_t *) (va))
#if defined(__GNUC__) && !defined(__mips_o32)
#if !defined(__mips_o32)
#define readq(a) (*(volatile uint64_t *)(a))
#endif
#define writeb(va, d) (*(volatile uint8_t *) (va) = (d))
#define writew(va, d) (*(volatile uint16_t *) (va) = (d))
#define writel(va, d) (*(volatile uint32_t *) (va) = (d))
#if defined(__GNUC__) && !defined(__mips_o32)
#if !defined(__mips_o32)
#define writeq(va, d) (*(volatile uint64_t *) (va) = (d))
#endif

75
sys/mips/mips/support.S
View File

@ -865,78 +865,3 @@ LEAF(longjmp)
jr ra
li v0, 1 # longjmp return
END(longjmp)
LEAF(mips3_ld)
.set push
.set noreorder
.set mips64
#if defined(__mips_o32)
mfc0 t0, MIPS_COP_0_STATUS # turn off interrupts
and t1, t0, ~(MIPS_SR_INT_IE)
mtc0 t1, MIPS_COP_0_STATUS
COP0_SYNC
nop
nop
nop
ld v0, 0(a0)
#if _BYTE_ORDER == _BIG_ENDIAN
dsll v1, v0, 32
dsra v1, v1, 32 # low word in v1
dsra v0, v0, 32 # high word in v0
#else
dsra v1, v0, 32 # high word in v1
dsll v0, v0, 32
dsra v0, v0, 32 # low word in v0
#endif
mtc0 t0, MIPS_COP_0_STATUS # restore intr status.
COP0_SYNC
nop
#else /* !__mips_o32 */
ld v0, 0(a0)
#endif /* !__mips_o32 */
jr ra
nop
.set pop
END(mips3_ld)
LEAF(mips3_sd)
.set push
.set mips64
.set noreorder
#if defined(__mips_o32)
mfc0 t0, MIPS_COP_0_STATUS # turn off interrupts
and t1, t0, ~(MIPS_SR_INT_IE)
mtc0 t1, MIPS_COP_0_STATUS
COP0_SYNC
nop
nop
nop
# NOTE: a1 is padding!
#if _BYTE_ORDER == _BIG_ENDIAN
dsll a2, a2, 32 # high word in a2
dsll a3, a3, 32 # low word in a3
dsrl a3, a3, 32
#else
dsll a2, a2, 32 # low word in a2
dsrl a2, a2, 32
dsll a3, a3, 32 # high word in a3
#endif
or a1, a2, a3
sd a1, 0(a0)
mtc0 t0, MIPS_COP_0_STATUS # restore intr status.
COP0_SYNC
nop
#else /* !__mips_o32 */
sd a1, 0(a0)
#endif /* !__mips_o32 */
jr ra
nop
.set pop
END(mips3_sd)